Dear Readers,
1-Simplify the expression: 2x + 3y - 4x + 5y.
व्यंजक का गुणनखण्ड करें: 2x + 3y - 4x + 5y
a) 6x + 8y
b) -2x + 8y
c) -2x + 8y
d) 2x + 8y
Answer: b
2-Solve the equation for x: 5x + 7 = 22.
x: 5x + 7 = 22. के लिए समीकरण को हल करें।
a) x = 3
b) x = 5
c) x = 6
d) x = 8
Answer: c
3-Factorize the expression: x^2 + 6x + 9.
व्यंजक का गुणनखण्ड करें:x^2 + 6x + 9
a) (x + 3)^2
b) (x + 2)(x + 4)
c) (x + 1)(x + 9)
d) (x + 3)(x + 6)
Answer: a
4-Solve the inequality: 3x - 5 < 10.
असमानता को हल करें: 3x - 5 < 10
a) x > 5
b) x > 3
c) x < 5
d) x < 3
Answer: b
5-Simplify the expression: (2x^2 - 3x + 1) + (x^2 + 2x - 5).
a) 3x^2 - x - 4
b) 3x^2 - x + 4
c) 3x^2 - 5x - 4
d) 3x^2 - 5x + 4
Answer: a
6-Solve the equation for x: 2(x + 3) - 4 = 10 - 3x.
x: 2(x + 3) - 4 = 10 - 3x के लिए समीकरण को हल करें।
a) x = 4
b) x = 3
c) x = 2
d) x = 1
Answer: b
7-Factorize the expression: x^2 - 4.
a) (x + 2)(x + 2)
b) (x + 2)(x - 2)
c) (x - 2)(x - 2)
d) (x - 2)(x + 2)
Answer: d
8-Solve the inequality: 2x + 5 > 9.
a) x > 2
b) x > 4
c) x < 2
d) x < 4
Answer: c
9-Simplify the expression: (3x + 2y) - (x - 4y).
(3x + 2y) - (x - 4y) के लिए समीकरण को हल करें।
a) 2x + 6y
b) 2x - 2y
c) 4x - 2y
d) 4x + 6y
Answer: a
10-Solve the equation for x: 4(2x - 3) = 8x - 7.
a) x = 2
b) x = 3
c) x = 4
d) x = 5
Answer: b
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MAHENDRA GURU